Science • Technology

Homes near a former battery recycler in Southeast Los Angeles County still have excessive lead in their soil, even after...

The Artemis II astronauts safely splashed down off the coast of San Diego at 5:07 p.m. Friday. After their historic...

Southern Californians may hear a distinct “boom” around 5 p.m. Friday as NASA’s Artemis II moon flyby mission makes its...

Four days after astronauts flew around the moon for the first time in a half-century, ground crews across Southern California...

The disciplinary files of Los Angeles police officers are closely guarded secrets, protected by some of the nation’s strictest confidentiality...

The crescent Earth — our oasis holding everything we cherish, now just a speck in the infinite blackness — seemed...

Measles is back in the United States. More than 1,500 cases have already been reported in the first months of...

EDWARDS, Calif. — The Artemis II astronauts are scheduled to return Friday from their trip to the moon. When they do, they...

Along the shores of the shrinking Salton Sea, desert winds regularly kick up dust and send it drifting through nearby...

NASA’s Artemis II crew, farther from Earth than any humans before them, are preparing for their event-filled six-hour flyby of...